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drivers/rtc/rtc-mrst.c: use release_mem_region after request_mem_region

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The memory allocated using request_mem_region should be released using
release_mem_region, not release_region.

The semantic patch that fixes part of this problem is as follows:
(http://coccinelle.lip6.fr/)

  // <smpl>
  @@
  expression E1,E2,E3;
  @@

  request_mem_region(E1,E2,E3)
  ...
  ?- release_region(E1,E2)
  + release_mem_region(E1,E2)
  // </smpl>

[[email protected]: use resource_size()]
Signed-off-by: Julia Lawall <[email protected]>
Cc: Alessandro Zummo <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Julia Lawall 2011-05-26 16:25:08 -07:00 • committed by Linus Torvalds
commit c258f9a0aa
1 changed files with 2 additions and 2 deletions
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4
drivers/rtc/rtc-mrst.c
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@ -380,7 +380,7 @@ cleanup1:
cleanup0:
dev_set_drvdata(dev, NULL);
mrst_rtc.dev = NULL;
release_region(iomem->start, iomem->end + 1 - iomem->start);
release_mem_region(iomem->start, resource_size(iomem));
dev_err(dev, "rtc-mrst: unable to initialise\n");
return retval;
}
@ -406,7 +406,7 @@ static void __devexit rtc_mrst_do_remove(struct device *dev)
mrst->rtc = NULL;
iomem = mrst->iomem;
release_region(iomem->start, iomem->end + 1 - iomem->start);
release_mem_region(iomem->start, resource_size(iomem));
mrst->iomem = NULL;
mrst->dev = NULL;